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    • 3. 发明授权
    • Electrophotographic photoreceptor
    • 电子照相感光体
    • US6150065A
    • 2000-11-21
    • US285712
    • 1999-04-05
    • Tohru KobayashiYoko AokiMamoru YamadaYoshimasa MatsushimaHiroshi SugiyamaToshimitsu HagiwaraHajime Suzuki
    • Tohru KobayashiYoko AokiMamoru YamadaYoshimasa MatsushimaHiroshi SugiyamaToshimitsu HagiwaraHajime Suzuki
    • G03G5/06G03G5/09
    • G03G5/0607G03G5/0672
    • Disclosed is a charge transfer material which is highly soluble in a binder resin, does not precipitates crystals and produces no pinhole and also disclosed is an electrophotographic photoreceptor comprising the charge transfer material which comprises a butadiene compound represented by the formula (I): ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, respectively represent a lower alkyl group having 1-4 carbon atoms or a phenyl group or benzyl group which may have a substituent and R.sup.3, R.sup.4 and R.sup.5, which may be the same or different, respectively represent a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group having 1-4 carbon atoms or a halogen atom; and a butadiene compound represented by the general formula (II): ##STR2## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are the same as above, and the content of the butadiene compound of the formula (I) is at least 60% by weight based on the total amount by weight of the butadiene compounds of the formulae (I) and (II).
    • 公开了一种高度可溶于粘合剂树脂的电荷转移材料,不会析出晶体并且不产生针孔,并且还公开了包含电荷转移材料的电子照相感光体,其包含由式(I)表示的丁二烯化合物:其中R1 和可以相同或不同的R 2分别表示可以具有取代基的具有1-4个碳原子的低级烷基或可以具有取代基的苯基或苄基,R 3,R 4和R 5可以相同或不同, 分别表示氢原子,卤素原子,低级烷基,具有1-4个碳原子的低级烷氧基或卤素原子; 和由通式(II)表示的丁二烯化合物:其中R1,R2,R3,R4和R5与上述相同,式(I)的丁二烯化合物的含量为至少60重量% 关于式(I)和(II)的丁二烯化合物的总重量。